@article{ERMS:SourceID:304363, author = {Johnston, G.}, doi = {10.5962/bhl.title.117388}, journal = {Royal Medical Society of Edinburgh}, pages = {52-341}, title = {A history of the British zoophytes - Chapter III. The Classification of Zoophytes}, url = {https://www.biodiversitylibrary.org/page/50495827}, year = {1838} }